/// <summary>
/// Moves the column of this.ColumnDefinition in the direction given as parameter.
/// </summary>
/// <param name="moveDirection">The direction in which to move the column.</param>
/// <returns>True if the columns was moved successfully, false otherwise (if the column was already all the way in the direction we tried to move it).</returns>
bool MoveColumn(MoveDirection moveDirection)
{
KanBanControl kanBanControl = ColumnDefinition._kanBanControl;
var columns = kanBanControl.Columns;
//Get the current index of the column to move:
int index = columns.IndexOf(this.ColumnDefinition);
//Make sure we do not try to move the column outside of the possible range:
if ((int)moveDirection == -1)
{
if (index == 0)
{
return(false);
}
}
else
{
if (index == columns.Count - 1)
{
return(false);
}
}
//Move the column:
columns.RemoveAt(index);
columns.Insert(index + (int)moveDirection, ColumnDefinition);
//Force a refresh:
ColumnDefinition._kanBanControl.Columns = null;
ColumnDefinition._kanBanControl.Columns = columns;
return(true);
}
private static void OnColumns_Changed(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
KanBanControl kanBanControl = (KanBanControl)d;
if (kanBanControl._kanBanViewModel != null) //I think we can remove this test since kanBanControl._kanBanViewModel is set in the constructor of KanBanControl
{
kanBanControl.HandleColumnsOrItemsSourceChanged();
if (e.OldValue is ObservableCollection <KanBanColumn> )
{
((ObservableCollection <KanBanColumn>)e.OldValue).CollectionChanged -= kanBanControl.KanBanControl_ColumnsChanged;
}
if (kanBanControl.Columns is ObservableCollection <KanBanColumn> )
{
((ObservableCollection <KanBanColumn>)kanBanControl.Columns).CollectionChanged -= kanBanControl.KanBanControl_ColumnsChanged;
((ObservableCollection <KanBanColumn>)kanBanControl.Columns).CollectionChanged += kanBanControl.KanBanControl_ColumnsChanged;
}
//IEnumerable<KanBanColumn> columns = (IEnumerable<KanBanColumn>)e.NewValue;
//List<ColumnViewModel> columnViewModels = new List<ColumnViewModel>();
//foreach (KanBanColumn column in columns)
//{
// columnViewModels.Add(new ColumnViewModel(column, kanBanControl.ItemTemplate));
//}
////todo: add a column for unclassified elements
//kanBanControl._kanBanViewModel.Columns = columnViewModels;
//kanBanControl.SetItemsInViewModelColumns(columnViewModels);
}
}
private static void ItemsSource_Changed(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
//todo.
//do nothing for now, redraw when supported.
KanBanControl kanBanControl = (KanBanControl)d;
kanBanControl.HandleColumnsOrItemsSourceChanged();
}
private static void ItemTemplate_Changed(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
//we force a Refresh:
KanBanControl kanBanControl = (KanBanControl)d;
var columns = kanBanControl.Columns;
kanBanControl.Columns = null;
kanBanControl.Columns = columns;
}
public void Execute(object parameter)
{
KanBanControl kanBanControl = _item._kanBanControl;
kanBanControl.OnItemClicked(_item, parameter);
}
internal ShowAddColumnChildWindowCommand(KanBanControl kanBanControl)
{
_kanBanControl = kanBanControl;
}
internal KanBanViewModel(KanBanControl kanBanControl)
{
_kanBanControl = kanBanControl;
ShowAddColumnChildWindow_Command = new ShowAddColumnChildWindowCommand(_kanBanControl);
}
public ItemViewModel(object item, KanBanControl kanBanControl)
{
Item = item;
_kanBanControl = kanBanControl;
ItemClicked_Command = new ItemClickedCommand(this);
}